1. Clean the input
Remove spaces, parentheses and hyphens while preserving the digits and country context.
+82 test data
🇰🇷 South Korea phone number generator
Generate South Korea phone number examples for development, QA, input masks and documentation. Results are not live subscriber lines.
Generate an example
International display+821012345678
Do not call or text generated values. This page uses the common 010 mobile shape. Examples are structural and may be assigned.
South Korea format reference
| Calling code | +82 |
|---|---|
| National pattern | 010-xxxx-xxxx |
| E.164 example | +821012345678 |
| Typical length | 10 national digits after +82 |
Convert a South Korea number to E.164
2. Apply the trunk rule
Remove the leading domestic 0 from 010 before adding +82.
3. Store one canonical value
Use +821012345678 for machine storage and format it for display at the edge of your application.
South Korea phone test cases
| Case | Fixture | Expected test behavior |
|---|---|---|
| National display | 010-xxxx-xxxx | Accept punctuation, then normalize. |
| Valid E.164 structure | +821012345678 | Accept for format testing; do not infer reachability. |
| Invalid length | +82101234567 | Reject before storing or sending to an API. |
Manually reviewed country notes
What makes South Korea phone input different
South Korean mobile display commonly starts with 010. International normalization removes the domestic zero, adds +82 and preserves the following ten national digits: +82 10 1234 5678.
The ITU dialing resource supports international conversion but does not provide a fictional 010 subscriber range for this tool. A generated value may be assigned.
Check 1
Convert domestic 010 to international +82 10.
Check 2
Keep both four-digit subscriber groups.
Check 3
Do not use a structural pass as evidence of ownership or OTP capability.
Reviewed South Korea normalization cases
These cases document the fixture contract used by GetPhoneNum. They test parsing and normalization only; they never prove that a subscriber exists.
| Input | Expected result | Reason |
|---|---|---|
010-1234-5678 | +821012345678 | Remove the domestic trunk zero |
+82 10 1234 5678 | +821012345678 | Normalize punctuation |
0082 10 1234 5678 | +821012345678 | Convert an access prefix |
+82 010 1234 5678 | Reject or repair | The trunk zero follows +82 |
010-1234-567 | Reject | One digit short |
Reviewed by GetPhoneNum Editorial Team · Last reviewed August 11, 2026
Frontend checks
Test empty input, pasted punctuation, a missing country code, one digit too few and one digit too many. Avoid using a single global regex for every country.
Test a JavaScript regexBackend storage
Store a normalized E.164 value and keep display formatting separate. Try the E.164 formatter or structural validator.
Production validation
Numbering plans change. Use a maintained numbering library and treat carrier, line type and reachability as separate checks.
Browse calling-code referencesRelated generators and tools
Continue testing international phone formats
South Korea phone number FAQ
Are these South Korea phone numbers real?
They are generated test fixtures, not verified subscriber lines. Even a structurally valid value may coincide with an assigned number unless it comes from an officially reserved fictional range.
What does the +82 calling code mean?
+82 is the international country calling code for South Korea. In E.164 format it appears after the leading plus sign and before the national number.
Can generated numbers receive calls, SMS or verification codes?
No capability is provided or verified. Do not call, text or use generated values for account verification.
Official numbering reference
Numbering rules can change. Check the ITU dialing procedures registry before enforcing production rules.
Need repeatable South Korea fixtures?
Create up to 100 local fixtures in the browser, download the open dataset, or use the API design reference to define a deterministic contract for automated test suites.